By Deepak Vohra
- diminished reaction time and diminished server load, because the whole website isn't really reposted.
- decreased bandwidth of net purposes as in basic terms info is transferred and the HTML structure is utilized within the browser.
- Separation of information, structure and elegance.
The e-book covers net seek and RSS Feed with Ajax in addition to shape validation with Ajax frameworks for Java, JSP, JSF, and Hypertext Preprocessor. It discusses utilizing Ajax in Oracle JDeveloper and is IDE established. JDeveloper has the subsequent benefits over Eclipse IDE.
- It additionally offers a Hypertext Preprocessor extension.
- JDeveloper has a integrated aid for JSF and for JDBC.
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Extra info for Ajax in Oracle JDeveloper
In the doGet method, retrieve the value of the catalogId parameter. getParameter(“catalogId”); To obtain data from the database, create a JDBC connection from a datasource. Create a DataSource object using an InitialContext object lookup and from the DataSource object obtain a Connection object. getConnection(); Create a Statement object, specify a SQL query to retrieve data from the database for the catalogId value specified in the input form, and obtain a ResultSet object with the executeQuery(String query) method of the Statement object.
In the processRequest function, the readyState property value is retrieved to determine if request has loaded completely and if HTTP status is “OK”. 4 Processing an Ajax Request on the Server Side To the server an Ajax request is just like any other HTTP request. In this section, the server side processing of the XMLHttpRequest request sent to the server is discussed. catalogId=catalogId. Variable catalogId is the value of parameter catalogId. As the FormValidationServlet is mapped to url validateForm, the servlet gets invoked.
Ajax in Oracle JDeveloper by Deepak Vohra